Home / 302,964.70-454,447.05-92,575.30

Finding the Fourth Proportional to 302,964.70, 454,447.05 and 92,575.30

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Solution

The fourth proportional to 302,964.70, 454,447.05 and 92,575.30 is: 138,862.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,964.70 : 454,447.05 = 92,575.30 : x
  2. Step 2: Convert to fraction form
    302,964.70/454,447.05 = 92,575.30/x
  3. Step 3: Cross multiply
    302,964.70x = 454,447.05 × 92,575.30
  4. Step 4: Simplify right side
    302,964.70x = 42,070,571,987.87
  5. Step 5: Solve for x
    x = 42,070,571,987.87/302,964.70
  6. Step 6: Final answer
    x = 138,862.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.